To truly understand our planet, we must explore the oceans..., but sea exploration is important for our future. For example, scientific research ships can help     1         2         3     such as climate change.

Of course, there are still environmental risks. However, these should be balanced with economic needs. Hopefully, as technology improves, we may have more     4         5         6     this balance.

Written Chinese has also become an important     1     by which China’s present is connected with its past. People in modern times can read the     2     works which were written by Chinese in ancient times. The high     3     for the Chinese writing system can be seen in the development of Chinese     4     as an art form.

But hope was not lost. Soon after the quake, the army sent 150,000 soldiers to Tangshan to dig out those who were     1    and to     2    the dead.

I believe I would be       1         2         3         4     your team. My English is at an intermediate level, and I have travelled to several English-speaking countries. I have also helped to organize a three-day tour of my city for     5         6         7    .

But by any criteria this work is worth it to us as well, because it shows that we are global citizens     1         2         3         4    , and that we feel responsible for others and are ready to build a community with a     5         6         7         8    .

7 . 下列文段直接来自所学课文。请根据课文内容，填入符合课文含义的词，使文段意思完整。

In ancient times, silk from China found its way overland to India, the Middle East and Rome, along what became known as the Silk Road. A trading route across the sea was also     1     along the coasts of the Indian Ocean centred around Ceylon (now Sri Lanka). Here, merchants from China and many other places met to     2     trade deals, which also led to more     3     of each other’s cultures. Over the centuries, further trading allowed more exploration of the regions to the west of China, as     4     in Du Huan’s Record of My Travels in the eighth century.

Later, the Ming Dynasty further     5     relations with these regions. Between 1405 and1433, seven large fleets sailed west on voyages of trade and exploration. These fleets were a sight to behold and were in a league of their own at that time. Under the     6     of Zheng He, they set sail from the South China Sea across the Indian Ocean to the mouth of the Red Sea, and then to the east coast of Africa. African     7     families sent gifts such as giraffes as gestures of friendship in     8     for gold, silk, and spices. Although China     9     from further expeditions after 1433, these land and sea routes remained     10     channels between other cultures for centuries.

I know I`ll have to study harder as a senior high school student and get used to       1     a lot more. I`m a bit worried about     2     the other students in my advanced course, and it`ll be quite difficult to get used to all the homework.

My mother had never used a mobile phone until she    1     (receive)one for her birthday this year. Since then, she has been    2     (addict) to the Internet, using different kinds of     3     (软件) applications. She spends a lot of time each day    4    (explore) websites and chatting with other people online. She has set up her own email    5    (账户)and she does most of the shopping online through a dvice. Instead of going to supermarkets, nowadays she just     6     (press) a button and then her orders are     7     (deliver) the next day. At first, my father had some concerns     8     she was spending too much time in virtual worlds, but now he sees how happy she is. She even    9    (下载)some materials that can help my father with his work, so now he’s very happy, too! We are all very    10    (自豪的)of her as she has proven that it’s never too late to learn a new skill.